Home / 4,091.84-6,139.28-2,449.54

Finding the Fourth Proportional to 4,091.84, 6,139.28 and 2,449.54

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Solution

The fourth proportional to 4,091.84, 6,139.28 and 2,449.54 is: 3,675.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,091.84 : 6,139.28 = 2,449.54 : x
  2. Step 2: Convert to fraction form
    4,091.84/6,139.28 = 2,449.54/x
  3. Step 3: Cross multiply
    4,091.84x = 6,139.28 × 2,449.54
  4. Step 4: Simplify right side
    4,091.84x = 15,038,368.99
  5. Step 5: Solve for x
    x = 15,038,368.99/4,091.84
  6. Step 6: Final answer
    x = 3,675.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.